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Search: Posts Made By: Doc_Wui
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04-18-21, 11:48 PM
Replies: 5
Views: 164
Posted By Doc_Wui

No serious market for a chop shop battery. It...

No serious market for a chop shop battery. It would be like having a garage fire catered to your house,
04-18-21, 07:25 AM
Replies: 10
Views: 234
Posted By Doc_Wui

You read the report on the two speed motor from...

You read the report on the two speed motor from one of the original users? He had four motors. Two melted the plastic gear and a third had it magnets come unglued (probably from heat(. Yet he is...
04-17-21, 11:13 AM
Replies: 10
Views: 234
Posted By Doc_Wui

If your tow plate is loose enough to tear up the...

If your tow plate is loose enough to tear up the axle threads, your hubmotor is going to be loose enough to spin out, twist off the wires and basically destroy the motor wiring and the bike frame....
04-17-21, 11:05 AM
Replies: 6
Views: 184
Posted By Doc_Wui

Since you can already climb these hills on your...

Since you can already climb these hills on your regular bike. albeit with some work, I believe the excellent bikes you're looking at will really please you. Good luck. Have fun.
04-16-21, 07:50 AM
Replies: 10
Views: 234
Posted By Doc_Wui

People tow 60 pounds of trailer with their...

People tow 60 pounds of trailer with their hitches held down by quick release skewers. A hub motor has a 10x12mm fastener. The Rad ebike instructions say 30 ft-pounds on their axle nuts, 20% less...
04-14-21, 11:15 PM
Replies: 8
Views: 233
Posted By Doc_Wui

If you gave me one, I would probably crush the...

If you gave me one, I would probably crush the Rad Mission after scavenging all the useful pieces. Why? It's only one speed. They are catering to uneducated customers or clueless hipsters.
04-14-21, 11:03 PM
Replies: 2
Views: 100
Posted By Doc_Wui

I think you posted that LCD with a brainpower...

I think you posted that LCD with a brainpower controller a long time ago. I have a little 250W job, but it's not an S866 display,

There are a lot of them on ebay. Why not make this guy an offer?...
04-11-21, 11:31 PM
Replies: 4
Views: 177
Posted By Doc_Wui

If you mean these, your wires probably got hot,...

If you mean these, your wires probably got hot, burned thru the wax paper and short circuited again. Or it was done by the previous user.

A BMS will isolate the battery from the outside world,...
04-10-21, 10:15 PM
Replies: 4
Views: 177
Posted By Doc_Wui

Is that a toaster or a battery? The wires melted...

Is that a toaster or a battery? The wires melted the solder and came off. You got burn marks on the cloth sheathing?. You got burn marks on the balance wires under the wrapping? Unless that last...
04-05-21, 09:36 PM
Replies: 18
Views: 715
Posted By Doc_Wui

Sure, if you buy an inexpensive bike, there's a...

Sure, if you buy an inexpensive bike, there's a chance it has a failure and how do you fix it. In the case of Ecotric, there's a guy right now on the facebook forum that has been shipped a second...
Forum: Folding Bikes
04-03-21, 09:21 PM
Replies: 8
Views: 1,014
Posted By Doc_Wui

I am glad you posted a picture, because I thought...

I am glad you posted a picture, because I thought all Dahons were 16"-20" and I wondered how one could do 30 mph, Whew.
04-03-21, 08:25 PM
Replies: 9
Views: 266
Posted By Doc_Wui

Big Bad John, You're doing it to yourself again. ...

Big Bad John, You're doing it to yourself again.

I believe the orange connector with five wires is your phase wire connector,

The rest is yikes. I would suppose the white connector with thick...
04-03-21, 08:07 PM
Replies: 18
Views: 715
Posted By Doc_Wui

I paid $700USD (500 quid?) for an Ecotric fat...

I paid $700USD (500 quid?) for an Ecotric fat tire bike in 2019. I found it was very well made. Two years later, the battery is still good, the motor works, and nothing broke. It has all the same...
04-02-21, 09:26 PM
Replies: 106
Views: 3,642
Posted By Doc_Wui

We poke along at 12-14 mph, but the bike computer...

We poke along at 12-14 mph, but the bike computer always says 11.7 mph,
04-02-21, 02:59 PM
Replies: 5
Views: 314
Posted By Doc_Wui

A few years ago, you could get a decent 500W...

A few years ago, you could get a decent 500W geared motor kit for $200 and a 36V battery for $300, While battery prices are the same, I don't see any inexpensive motor kits these days. They're all...
04-02-21, 08:57 AM
Replies: 6
Views: 256
Posted By Doc_Wui

Wiring the throttle switch involves connecting...

Wiring the throttle switch involves connecting 48V to one of the controller wires. If you pick a ground wire by mistake, you may have an explosion when you short circuit the battery.,If you pick an...
Forum: Folding Bikes
03-30-21, 12:07 PM
Replies: 19
Views: 3,860
Posted By Doc_Wui

You can buy a carbon fork with disk tabs and 74...

You can buy a carbon fork with disk tabs and 74 mm dropout on aliexpress for $65, but I'd sooner have tabs welded onto a steel fork. Those adapters are pretty weak. I paid $3 for one and decided it...
03-30-21, 08:19 AM
Replies: 8
Views: 327
Posted By Doc_Wui

Have you been checking temperatures on the motor,...

Have you been checking temperatures on the motor, the new controller, or the connectors? Does the new controller have a display where you can see how much more watts or current is being used? Do you...
03-27-21, 11:58 PM
Replies: 198
Views: 5,871
Posted By Doc_Wui

I remember my Free Spirit as pretty basic, but...

I remember my Free Spirit as pretty basic, but not very nice bike. Steel rims for exanple and heavy. I got married in 75 and we bought two nice Euro 10 speeds for about $200 each, One was a Raleigh...
03-27-21, 11:45 PM
Replies: 8
Views: 414
Posted By Doc_Wui

I think mine is a 46T and I kept the 14-28 7...

I think mine is a 46T and I kept the 14-28 7 speed freewheel on my bike. 26" tires. I just don't care to ride much over 18 mph so I could have gone down to 44T,
03-26-21, 04:40 PM
Replies: 28
Views: 937
Posted By Doc_Wui

Buddy system. Take two bikes to store. Your buddy...

Buddy system. Take two bikes to store. Your buddy watches both while you shop, or vice versa. You can carry 2x more too.
03-25-21, 02:23 PM
Replies: 31
Views: 1,215
Posted By Doc_Wui

Most of my ebikes started as regular bikes, so...

Most of my ebikes started as regular bikes, so I'm only looking at 4-8 pounds in motor and 4-6 pounds in battery. I'm quite confident that my converted bikes can take the motor and weight and me....
03-24-21, 04:56 PM
Replies: 198
Views: 5,871
Posted By Doc_Wui

Someone mentioned the Sears Free Spirit, which I...

Someone mentioned the Sears Free Spirit, which I bought in 1973 for about 89 bucks. I think that Huffy is probably a nicer bike.
03-22-21, 09:26 AM
Replies: 16
Views: 850
Posted By Doc_Wui

If you're in it for riding, buy the bike, pay for...

If you're in it for riding, buy the bike, pay for the service, and enjoy riding. I bought our first one, and after seeing how it was put together I converted my next one. I've converted a few more...
03-09-21, 09:46 AM
Replies: 38
Views: 986
Posted By Doc_Wui

Last week, we dropped something on the bike path,...

Last week, we dropped something on the bike path, and had to go back and look for it, except we wallked instead of riding. Hate to say it, but been riding it for 10 years and it's the first time I...
03-07-21, 07:42 PM
Replies: 22
Views: 1,089
Posted By Doc_Wui

You're close. The motor is pushed around by...

You're close. The motor is pushed around by synchronized pulses on the three phase wires. The electronics know exactly the position of the motor, so they know its rpm. The LCD, if you have one, is...
03-07-21, 06:10 PM
Replies: 48
Views: 2,299
Posted By Doc_Wui

There are thousands of new ebikers who haven't...

There are thousands of new ebikers who haven't ridden bikes for years, now gravitating to fat tire ebikes because they (a) are inexpensive relative to a Euro mid drive and (b) remind them of the...
Forum: Folding Bikes
03-06-21, 03:23 PM
Replies: 11
Views: 675
Posted By Doc_Wui

I bought Schwalbe 20x2 Big Apples last December...

I bought Schwalbe 20x2 Big Apples last December at an online bike shop They were around $60 shipped for two, a lot less than what amazon charged, even with prime shipping. We don't have thorns here...
Forum: Folding Bikes
03-05-21, 09:28 PM
Replies: 1
Views: 399
Posted By Doc_Wui

Most of the users in here won't ride something...

Most of the users in here won't ride something like that. I guess I would. I don't mind inexpensive folders.

Steel frame chinese folding bike. Basic Schwinn Tourney derailleur. Alloy rims, but...
Forum: Folding Bikes
03-05-21, 12:04 AM
Replies: 101
Views: 8,197
Posted By Doc_Wui

I see the Lotus is on your website and sold out...

I see the Lotus is on your website and sold out in all three colors. Did you sell out the original offering or is that just a way to put on a placeholder? I don't even need a 16" bike, but the Lotus...
03-04-21, 02:45 PM
Replies: 11
Views: 719
Posted By Doc_Wui

I believe Hilltopper retired their low end kit...

I believe Hilltopper retired their low end kit and redid it with a throttle instead of a push-button. They also have a second kit with a pedal assist sensor. On that kit, the controller is built into...
03-04-21, 02:27 PM
Replies: 39
Views: 1,140
Posted By Doc_Wui

My opinion is that if the controllers were sold...

My opinion is that if the controllers were sold with the motor, they're matched. or it would be never ending grief for the seller. I also believe that they're really 1000W kits. However, the fact...
Forum: Folding Bikes
03-03-21, 11:21 PM
Replies: 7
Views: 575
Posted By Doc_Wui

All good except for the 55 pounds, but a non...

All good except for the 55 pounds, but a non folding Trek mid drive is the same weight.
Forum: Folding Bikes
03-03-21, 11:07 PM
Replies: 1
Views: 476
Posted By Doc_Wui

Nope, never seen any of them. Being a value guy,...

Nope, never seen any of them. Being a value guy, plus having owned two Downtubes, I would pay $499 for the Dyan. Then I'd order the disk brake hardware and convert. He says it's got the frame braze...
03-03-21, 02:58 PM
Replies: 39
Views: 1,140
Posted By Doc_Wui

I wouldn't go above 58V with any off the shelf...

I wouldn't go above 58V with any off the shelf kit Voilamart or similar 48V kit controller. You can change the filter capacitors to as high as you want, but the voltage reducing chip that they're...
03-03-21, 09:22 AM
Replies: 39
Views: 1,140
Posted By Doc_Wui

Probably something like this. Just your typical...

Probably something like this. Just your typical big direct drive motor, mounted in a 26x4" rim. Comes with matching controller.
...
03-02-21, 10:59 PM
Replies: 13
Views: 476
Posted By Doc_Wui

I have a Swagman XTC2, which isn't rated for two...

I have a Swagman XTC2, which isn't rated for two 40 lb bikes, but what I like about it are the loops for holding the tires. I think they are more secure than the baskets used on the Swagman Chinook....
03-02-21, 10:45 PM
Replies: 39
Views: 1,140
Posted By Doc_Wui

A 20A controller that can burst to 45A isn't too...

A 20A controller that can burst to 45A isn't too shabby. It should deliver 900-1000 W in steady state mode. Not that many batteries can provide +30A though, Yes, try two in parallel.
03-02-21, 12:42 PM
Replies: 48
Views: 2,299
Posted By Doc_Wui

I have Veeco Speedsters smooth threads on my fat...

I have Veeco Speedsters smooth threads on my fat tire bike. Dang, they were $70 each. They do roll well, and I can pedal my fat tire bike w/o power, one of the reasons I wanted a front derailleur....
03-02-21, 12:31 PM
Replies: 39
Views: 1,140
Posted By Doc_Wui

Most 48V controllers are set at 40-41V. Look at...

Most 48V controllers are set at 40-41V. Look at your label. If you have a meter on your bikes and it is showing 40V, the bike controller is probably tripping, as it should, Your batteries are sagging...
03-01-21, 03:19 PM
Replies: 5
Views: 590
Posted By Doc_Wui

I do like the ebikeling geared motor kits on...

I do like the ebikeling geared motor kits on amazon. They used to be under $200, but got more expensive. Read the reviews. He is a US based seller. The stuff is chinese, but he appears to be...
03-01-21, 02:06 PM
Replies: 48
Views: 2,299
Posted By Doc_Wui

This is my 26 incher. Bought it off Walmart for...

This is my 26 incher. Bought it off Walmart for $79 shipped on clearance. It had rim brakes. The only thing original here is the steel frame and the seat post. I should have bought a better bike, but...
02-28-21, 10:12 PM
Replies: 48
Views: 2,299
Posted By Doc_Wui

Interesting. Didn't see many ebikes down in...

Interesting. Didn't see many ebikes down in Florida in winter of 2018 and 2019. Now you got fat tire ebikes clogging the Pinellas Trail? Fashion statement yes. Sort of like 4WD SUV's in the suburbs....
02-28-21, 09:35 PM
Replies: 22
Views: 1,089
Posted By Doc_Wui

That loss of speed when coasting may have several...

That loss of speed when coasting may have several causes. (1) You might have to connect an external speed sensor. (2) you have a speed sensor but the display has to be set for it, and (3) the...
02-27-21, 11:46 AM
Replies: 39
Views: 1,559
Posted By Doc_Wui

Whatever you convert, plan on converting a second...

Whatever you convert, plan on converting a second one for your wife.
02-27-21, 11:43 AM
Replies: 39
Views: 1,559
Posted By Doc_Wui

The cruiser with a three speed rear is out as far...

The cruiser with a three speed rear is out as far as a rear hub motor. If it has a steel front fork, maybe a front hub motor, but I don't recommend front drives for novices. Too easy to spin the...
02-22-21, 01:40 PM
Replies: 65
Views: 2,229
Posted By Doc_Wui

My story goes that I originally got my wife an...

My story goes that I originally got my wife an ebike in 2015 to get her back into riding. I had just purchased a GT Transeo at Performance Bike and we saw the $2500 ebikes on display, Her bike was...
02-16-21, 10:41 PM
Replies: 22
Views: 1,089
Posted By Doc_Wui

Yeah, I had to try to prove it to myself. I...

Yeah, I had to try to prove it to myself. I flipped two phase wires and two sensor wires, but i had to fiddle with the phase wires until I got a combo where the motor spins backward. I flipped yellow...
02-16-21, 08:04 PM
Replies: 22
Views: 1,089
Posted By Doc_Wui

One thing. Are all wires in the 6 pin Hall...

One thing. Are all wires in the 6 pin Hall connector matched. This is the usual wire arrangement for the Hall connector, coming out of the motor.
...
02-16-21, 07:39 PM
Replies: 22
Views: 1,089
Posted By Doc_Wui

Ifs it a geared motor? You can tell by spinning...

Ifs it a geared motor? You can tell by spinning it w/o power A geared motor will spin forward with less resistance. It will take more force to spin backwards because the gears have engaged and are...
Showing results 1 to 50 of 1000
 


 
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